Comparison : Item # Z560005, Phillips Pan Head Self Drilling Screws, Zinc Plated Steel (#6-20)
Item # Z560010, Phillips Pan Head Self Drilling Screws, Zinc Plated Steel (#6-20)
Item # Z560015, Phillips Pan Head Self Drilling Screws, Zinc Plated Steel (#6-20)
Item # Z560020, Phillips Pan Head Self Drilling Screws, Zinc Plated Steel (#6-20)
Item # Z560025, Phillips Pan Head Self Drilling Screws, Zinc Plated Steel (#6-20)